
#ifndef HEADER_ENVELOPE_H
#define HEADER_ENVELOPE_H

#ifdef OPENSSL_ALGORITHM_DEFINES
#include <openssl/opensslconf.h>
#else
#define OPENSSL_ALGORITHM_DEFINES
#include "opensslconf.h"
#undef OPENSSL_ALGORITHM_DEFINES
#endif

#include "ossl_typ.h"

#include "symhacks.h"

#ifndef OPENSSL_NO_BIO
#include "bio.h"
#endif

#ifdef OPENSSL_FIPS
#include <openssl/fips.h>
#endif

#include "asn1_locl.h"
/*
#define EVP_RC2_KEY_SIZE		16
#define EVP_RC4_KEY_SIZE		16
#define EVP_BLOWFISH_KEY_SIZE		16
#define EVP_CAST5_KEY_SIZE		16
#define EVP_RC5_32_12_16_KEY_SIZE	16
*/
#define EVP_MAX_MD_SIZE 64 /* longest known is SHA512 */
#define EVP_MAX_KEY_LENGTH 32
#define EVP_MAX_IV_LENGTH 16
#define EVP_MAX_BLOCK_LENGTH 32

#define PKCS5_SALT_LEN 8
/* Default PKCS#5 iteration count */
#define PKCS5_DEFAULT_ITER 2048

#include "objects.h"
#include "asn1_locl.h"

#define EVP_PK_RSA 0x0001
#define EVP_PK_DSA 0x0002
#define EVP_PK_DH 0x0004
#define EVP_PK_EC 0x0008
#define EVP_PKT_SIGN 0x0010
#define EVP_PKT_ENC 0x0020
#define EVP_PKT_EXCH 0x0040
#define EVP_PKS_RSA 0x0100
#define EVP_PKS_DSA 0x0200
#define EVP_PKS_EC 0x0400
#define EVP_PKT_EXP 0x1000 /* <= 512 bit key */

#define EVP_PKEY_NONE NID_undef
#define EVP_PKEY_RSA NID_rsaEncryption
#define EVP_PKEY_RSA2 NID_rsa
#define EVP_PKEY_DSA NID_dsa
#define EVP_PKEY_DSA1 NID_dsa_2
#define EVP_PKEY_DSA2 NID_dsaWithSHA
#define EVP_PKEY_DSA3 NID_dsaWithSHA1
#define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
#define EVP_PKEY_DH NID_dhKeyAgreement
#define EVP_PKEY_EC NID_X9_62_id_ecPublicKey

#ifdef __cplusplus
extern "C" {
#endif

/* Type needs to be a bit field
 * Sub-type needs to be for variations on the method, as in, can it do
 * arbitrary encryption.... */
struct evp_pkey_st {
	int type;
	int save_type;
	int references;
	const struct evp_pkey_asn1_method_st *ameth;
	ENGINE *engine;
	union {
		char *ptr;
#ifndef OPENSSL_NO_RSA
		struct rsa_st *rsa; /* RSA */
#endif
#ifndef OPENSSL_NO_DSA
		struct dsa_st *dsa; /* DSA */
#endif
#ifndef OPENSSL_NO_DH
		struct dh_st *dh; /* DH */
#endif
#ifndef OPENSSL_NO_EC
		struct ec_key_st *ec; /* ECC */
#endif
	} pkey;
	int save_parameters;
	STACK_OF(X509_ATTRIBUTE) * attributes; /* [ 0 ] */
} /* EVP_PKEY */;

#define EVP_PKEY_MO_SIGN 0x0001
#define EVP_PKEY_MO_VERIFY 0x0002
#define EVP_PKEY_MO_ENCRYPT 0x0004
#define EVP_PKEY_MO_DECRYPT 0x0008

#if 0
/* This structure is required to tie the message digest and signing together.
 * The lookup can be done by md/pkey_method, oid, oid/pkey_method, or
 * oid, md and pkey.
 * This is required because for various smart-card perform the digest and
 * signing/verification on-board.  To handle this case, the specific
 * EVP_MD and EVP_PKEY_METHODs need to be closely associated.
 * When a PKEY is created, it will have a EVP_PKEY_METHOD associated with it.
 * This can either be software or a token to provide the required low level
 * routines.
 */
typedef struct evp_pkey_md_st
	{
	int oid;
	EVP_MD *md;
	EVP_PKEY_METHOD *pkey;
	} EVP_PKEY_MD;

#define EVP_rsa_md2()                                                          \
	EVP_PKEY_MD_add(NID_md2WithRSAEncryption, EVP_rsa_pkcs1(), EVP_md2())
#define EVP_rsa_md5()                                                          \
	EVP_PKEY_MD_add(NID_md5WithRSAEncryption, EVP_rsa_pkcs1(), EVP_md5())
#define EVP_rsa_sha0()                                                         \
	EVP_PKEY_MD_add(NID_shaWithRSAEncryption, EVP_rsa_pkcs1(), EVP_sha())
#define EVP_rsa_sha1()                                                         \
	EVP_PKEY_MD_add(NID_sha1WithRSAEncryption, EVP_rsa_pkcs1(), EVP_sha1())
#define EVP_rsa_ripemd160()                                                    \
	EVP_PKEY_MD_add(NID_ripemd160WithRSA, EVP_rsa_pkcs1(), EVP_ripemd160())
#define EVP_rsa_mdc2()                                                         \
	EVP_PKEY_MD_add(NID_mdc2WithRSA, EVP_rsa_octet_string(), EVP_mdc2())
#define EVP_dsa_sha() EVP_PKEY_MD_add(NID_dsaWithSHA, EVP_dsa(), EVP_sha())
#define EVP_dsa_sha1() EVP_PKEY_MD_add(NID_dsaWithSHA1, EVP_dsa(), EVP_sha1())

typedef struct evp_pkey_method_st
	{
	char *name;
	int flags;
	int type;		/* RSA, DSA, an SSLeay specific constant */
	int oid;		/* For the pub-key type */
	int encrypt_oid;	/* pub/priv key encryption */

	int (*sign)();
	int (*verify)();
	struct	{
		int (*set)();	/* get and/or set the underlying type */
		int (*get)();
		int (*encrypt)();
		int (*decrypt)();
		int (*i2d)();
		int (*d2i)();
		int (*dup)();
		} pub,priv;
	int (*set_asn1_parameters)();
	int (*get_asn1_parameters)();
	} EVP_PKEY_METHOD;
#endif

#ifndef EVP_MD
struct env_md_st {
	int type;
	int pkey_type;
	int md_size;
	unsigned long flags;
	int (*init)(EVP_MD_CTX *ctx);
	int (*update)(EVP_MD_CTX *ctx, const void *data, size_t count);
	int (*final)(EVP_MD_CTX *ctx, unsigned char *md);
	int (*copy)(EVP_MD_CTX *to, const EVP_MD_CTX *from);
	int (*cleanup)(EVP_MD_CTX *ctx);

	/* FIXME: prototype these some day */
	int (*sign)(int type, const unsigned char *m, unsigned int m_length,
		    unsigned char *sigret, unsigned int *siglen, void *key);
	int (*verify)(int type, const unsigned char *m, unsigned int m_length,
		      const unsigned char *sigbuf, unsigned int siglen,
		      void *key);
	int required_pkey_type[5]; /*EVP_PKEY_xxx */
	int block_size;
	int ctx_size; /* how big does the ctx->md_data need to be */
} /* EVP_MD */;

typedef int evp_sign_method(int type, const unsigned char *m,
			    unsigned int m_length, unsigned char *sigret,
			    unsigned int *siglen, void *key);
typedef int evp_verify_method(int type, const unsigned char *m,
			      unsigned int m_length,
			      const unsigned char *sigbuf, unsigned int siglen,
			      void *key);

typedef struct {
	EVP_MD_CTX *mctx;
	void *key;
} EVP_MD_SVCTX;

#define EVP_MD_FLAG_ONESHOT                                                    \
	0x0001 /* digest can only handle a single
					* block */

#define EVP_MD_FLAG_FIPS 0x0400 /* Note if suitable for use in FIPS mode */

#define EVP_MD_FLAG_SVCTX 0x0800 /* pass EVP_MD_SVCTX to sign/verify */

#define EVP_PKEY_NULL_method                                                   \
	NULL, NULL,                                                            \
	{                                                                      \
		0, 0, 0, 0                                                     \
	}

#ifndef OPENSSL_NO_DSA
#define EVP_PKEY_DSA_method                                                    \
	(evp_sign_method *)DSA_sign, (evp_verify_method *)DSA_verify,          \
	{                                                                      \
		EVP_PKEY_DSA, EVP_PKEY_DSA2, EVP_PKEY_DSA3, EVP_PKEY_DSA4, 0   \
	}
#else
#define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
#endif

#ifndef OPENSSL_NO_ECDSA
#define EVP_PKEY_ECDSA_method                                                  \
	(evp_sign_method *)ECDSA_sign, (evp_verify_method *)ECDSA_verify,      \
	{                                                                      \
		EVP_PKEY_EC, 0, 0, 0                                           \
	}
#else
#define EVP_PKEY_ECDSA_method EVP_PKEY_NULL_method
#endif

#ifndef OPENSSL_NO_RSA
#define EVP_PKEY_RSA_method                                                    \
	(evp_sign_method *)RSA_sign, (evp_verify_method *)RSA_verify,          \
	{                                                                      \
		EVP_PKEY_RSA, EVP_PKEY_RSA2, 0, 0                              \
	}
#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method                                  \
	(evp_sign_method *)RSA_sign_ASN1_OCTET_STRING,                         \
		(evp_verify_method *)RSA_verify_ASN1_OCTET_STRING,             \
	{                                                                      \
		EVP_PKEY_RSA, EVP_PKEY_RSA2, 0, 0                              \
	}
#else
#define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
#endif

#endif /* !EVP_MD */

struct env_md_ctx_st {
	const EVP_MD *digest;
	ENGINE *engine; /* functional reference if 'digest' is ENGINE-provided */
	unsigned long flags;
	void *md_data;
} /* EVP_MD_CTX */;

/* values for EVP_MD_CTX flags */

#define EVP_MD_CTX_FLAG_ONESHOT                                                \
	0x0001 /* digest update will be called
						* once only */
#define EVP_MD_CTX_FLAG_CLEANED                                                \
	0x0002 /* context has already been
						* cleaned */
#define EVP_MD_CTX_FLAG_REUSE                                                  \
	0x0004 /* Don't free up ctx->md_data
						* in EVP_MD_CTX_cleanup */
#define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW                                         \
	0x0008 /* Allow use of non FIPS digest
						 * in FIPS mode */

#define EVP_MD_CTX_FLAG_PAD_MASK 0xF0 /* RSA mode to use */
#define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00 /* PKCS#1 v1.5 mode */
#define EVP_MD_CTX_FLAG_PAD_X931 0x10 /* X9.31 mode */
#define EVP_MD_CTX_FLAG_PAD_PSS 0x20 /* PSS mode */
#define M_EVP_MD_CTX_FLAG_PSS_SALT(ctx)                                        \
	((ctx->flags >> 16) & 0xFFFF) /* seed length */
#define EVP_MD_CTX_FLAG_PSS_MDLEN 0xFFFF /* salt len same as digest */
#define EVP_MD_CTX_FLAG_PSS_MREC 0xFFFE /* salt max or auto recovered */

struct evp_cipher_st {
	int nid;
	int block_size;
	int key_len; /* Default value for variable length ciphers */
	int iv_len;
	unsigned long flags; /* Various flags */
	int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
		    const unsigned char *iv, int enc); /* init key */
	int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
			 const unsigned char *in,
			 unsigned int inl); /* encrypt/decrypt data */
	int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
	int ctx_size; /* how big ctx->cipher_data needs to be */
	int (*set_asn1_parameters)(
		EVP_CIPHER_CTX *,
		ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
	int (*get_asn1_parameters)(
		EVP_CIPHER_CTX *,
		ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
	int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg,
		    void *ptr); /* Miscellaneous operations */
	void *app_data; /* Application data */
} /* EVP_CIPHER */;

/* Values for cipher flags */

/* Modes for ciphers */

#define EVP_CIPH_STREAM_CIPHER 0x0
#define EVP_CIPH_ECB_MODE 0x1
#define EVP_CIPH_CBC_MODE 0x2
#define EVP_CIPH_CFB_MODE 0x3
#define EVP_CIPH_OFB_MODE 0x4
#define EVP_CIPH_MODE 0x7
/* Set if variable length cipher */
#define EVP_CIPH_VARIABLE_LENGTH 0x8
/* Set if the iv handling should be done by the cipher itself */
#define EVP_CIPH_CUSTOM_IV 0x10
/* Set if the cipher's init() function should be called if key is NULL */
#define EVP_CIPH_ALWAYS_CALL_INIT 0x20
/* Call ctrl() to init cipher parameters */
#define EVP_CIPH_CTRL_INIT 0x40
/* Don't use standard key length function */
#define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
/* Don't use standard block padding */
#define EVP_CIPH_NO_PADDING 0x100
/* cipher handles random key generation */
#define EVP_CIPH_RAND_KEY 0x200
/* Note if suitable for use in FIPS mode */
#define EVP_CIPH_FLAG_FIPS 0x400
/* Allow non FIPS cipher in FIPS mode */
#define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0x800
/* Allow use default ASN1 get/set iv */
#define EVP_CIPH_FLAG_DEFAULT_ASN1 0x1000
/* Buffer length in bits not bytes: CFB1 mode only */
#define EVP_CIPH_FLAG_LENGTH_BITS 0x2000

/* ctrl() values */

#define EVP_CTRL_INIT 0x0
#define EVP_CTRL_SET_KEY_LENGTH 0x1
#define EVP_CTRL_GET_RC2_KEY_BITS 0x2
#define EVP_CTRL_SET_RC2_KEY_BITS 0x3
#define EVP_CTRL_GET_RC5_ROUNDS 0x4
#define EVP_CTRL_SET_RC5_ROUNDS 0x5
#define EVP_CTRL_RAND_KEY 0x6

typedef struct evp_cipher_info_st {
	const EVP_CIPHER *cipher;
	unsigned char iv[EVP_MAX_IV_LENGTH];
} EVP_CIPHER_INFO;

struct evp_cipher_ctx_st {
	const EVP_CIPHER *cipher;
	ENGINE *engine; /* functional reference if 'cipher' is ENGINE-provided */
	int encrypt; /* encrypt or decrypt */
	int buf_len; /* number we have left */

	unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
	unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
	unsigned char buf[EVP_MAX_BLOCK_LENGTH]; /* saved partial block */
	int num; /* used by cfb/ofb mode */

	void *app_data; /* application stuff */
	int key_len; /* May change for variable length cipher */
	unsigned long flags; /* Various flags */
	void *cipher_data; /* per EVP data */
	int final_used;
	int block_mask;
	unsigned char final[EVP_MAX_BLOCK_LENGTH]; /* possible final block */
} /* EVP_CIPHER_CTX */;

typedef struct evp_Encode_Ctx_st {
	int num; /* number saved in a partial encode/decode */
	int length; /* The length is either the output line length
			 * (in input bytes) or the shortest input line
			 * length that is ok.  Once decoding begins,
			 * the length is adjusted up each time a longer
			 * line is decoded */
	unsigned char enc_data[80]; /* data to encode */
	int line_num; /* number read on current line */
	int expect_nl;
} EVP_ENCODE_CTX;

/* Password based encryption function */
typedef int(EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
			    ASN1_TYPE *param, const EVP_CIPHER *cipher,
			    const EVP_MD *md, int en_de);

#ifndef OPENSSL_NO_RSA
#define EVP_PKEY_assign_RSA(pkey, rsa)                                         \
	EVP_PKEY_assign((pkey), EVP_PKEY_RSA, (char *)(rsa))
#endif

#ifndef OPENSSL_NO_DSA
#define EVP_PKEY_assign_DSA(pkey, dsa)                                         \
	EVP_PKEY_assign((pkey), EVP_PKEY_DSA, (char *)(dsa))
#endif

#ifndef OPENSSL_NO_DH
#define EVP_PKEY_assign_DH(pkey, dh)                                           \
	EVP_PKEY_assign((pkey), EVP_PKEY_DH, (char *)(dh))
#endif

#ifndef OPENSSL_NO_EC
#define EVP_PKEY_assign_EC_KEY(pkey, eckey)                                    \
	EVP_PKEY_assign((pkey), EVP_PKEY_EC, (char *)(eckey))
#endif

/* Add some extra combinations */
#define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
#define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
#define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
#define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))

/* Macros to reduce FIPS dependencies: do NOT use in applications */
#define M_EVP_MD_size(e) ((e)->md_size)
#define M_EVP_MD_block_size(e) ((e)->block_size)
#define M_EVP_MD_CTX_set_flags(ctx, flgs) ((ctx)->flags |= (flgs))
#define M_EVP_MD_CTX_clear_flags(ctx, flgs) ((ctx)->flags &= ~(flgs))
#define M_EVP_MD_CTX_test_flags(ctx, flgs) ((ctx)->flags & (flgs))
#define M_EVP_MD_type(e) ((e)->type)
#define M_EVP_MD_CTX_type(e) M_EVP_MD_type(M_EVP_MD_CTX_md(e))
#define M_EVP_MD_CTX_md(e) ((e)->digest)

#define M_EVP_CIPHER_CTX_set_flags(ctx, flgs) ((ctx)->flags |= (flgs))

int EVP_MD_type(const EVP_MD *md);
#define EVP_MD_nid(e) EVP_MD_type(e)
#define EVP_MD_name(e) OBJ_nid2sn(EVP_MD_nid(e))
int EVP_MD_pkey_type(const EVP_MD *md);
int EVP_MD_size(const EVP_MD *md);
int EVP_MD_block_size(const EVP_MD *md);

const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
#define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
#define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
#define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))

int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
#define EVP_CIPHER_name(e) OBJ_nid2sn(EVP_CIPHER_nid(e))
int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
#define EVP_CIPHER_mode(e) (EVP_CIPHER_flags(e) & EVP_CIPH_MODE)

const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
#define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
unsigned long EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *ctx);
#define EVP_CIPHER_CTX_mode(e) (EVP_CIPHER_CTX_flags(e) & EVP_CIPH_MODE)

#define EVP_ENCODE_LENGTH(l) (((l + 2) / 3 * 4) + (l / 48 + 1) * 2 + 80)
#define EVP_DECODE_LENGTH(l) ((l + 3) / 4 * 3 + 80)

#define EVP_SignInit_ex(a, b, c) EVP_DigestInit_ex(a, b, c)
#define EVP_SignInit(a, b) EVP_DigestInit(a, b)
#define EVP_SignUpdate(a, b, c) EVP_DigestUpdate(a, b, c)
#define EVP_VerifyInit_ex(a, b, c) EVP_DigestInit_ex(a, b, c)
#define EVP_VerifyInit(a, b) EVP_DigestInit(a, b)
#define EVP_VerifyUpdate(a, b, c) EVP_DigestUpdate(a, b, c)
#define EVP_OpenUpdate(a, b, c, d, e) EVP_DecryptUpdate(a, b, c, d, e)
#define EVP_SealUpdate(a, b, c, d, e) EVP_EncryptUpdate(a, b, c, d, e)

#ifdef CONST_STRICT
void BIO_set_md(BIO *, const EVP_MD *md);
#else
#define BIO_set_md(b, md) BIO_ctrl(b, BIO_C_SET_MD, 0, (char *)md)
#endif
#define BIO_get_md(b, mdp) BIO_ctrl(b, BIO_C_GET_MD, 0, (char *)mdp)
#define BIO_get_md_ctx(b, mdcp) BIO_ctrl(b, BIO_C_GET_MD_CTX, 0, (char *)mdcp)
#define BIO_set_md_ctx(b, mdcp) BIO_ctrl(b, BIO_C_SET_MD_CTX, 0, (char *)mdcp)
#define BIO_get_cipher_status(b) BIO_ctrl(b, BIO_C_GET_CIPHER_STATUS, 0, NULL)
#define BIO_get_cipher_ctx(b, c_pp)                                            \
	BIO_ctrl(b, BIO_C_GET_CIPHER_CTX, 0, (char *)c_pp)

int EVP_Cipher(EVP_CIPHER_CTX *c, unsigned char *out, const unsigned char *in,
	       unsigned int inl);

#define EVP_add_cipher_alias(n, alias)                                         \
	OBJ_NAME_add((alias), OBJ_NAME_TYPE_CIPHER_METH | OBJ_NAME_ALIAS, (n))
#define EVP_add_digest_alias(n, alias)                                         \
	OBJ_NAME_add((alias), OBJ_NAME_TYPE_MD_METH | OBJ_NAME_ALIAS, (n))
#define EVP_delete_cipher_alias(alias)                                         \
	OBJ_NAME_remove(alias, OBJ_NAME_TYPE_CIPHER_METH | OBJ_NAME_ALIAS);
#define EVP_delete_digest_alias(alias)                                         \
	OBJ_NAME_remove(alias, OBJ_NAME_TYPE_MD_METH | OBJ_NAME_ALIAS);

void EVP_MD_CTX_init(EVP_MD_CTX *ctx);
int EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
EVP_MD_CTX *EVP_MD_CTX_create(void);
void EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl);
int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d, size_t cnt);
int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s);
int EVP_Digest(const void *data, size_t count, unsigned char *md,
	       unsigned int *size, const EVP_MD *type, ENGINE *impl);

int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s);

int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
void EVP_set_pw_prompt(const char *prompt);
char *EVP_get_pw_prompt(void);

int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
		   const unsigned char *salt, const unsigned char *data,
		   int datal, int count, unsigned char *key, unsigned char *iv);

void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);

int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
		    const unsigned char *key, const unsigned char *iv);
int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
		       ENGINE *impl, const unsigned char *key,
		       const unsigned char *iv);
int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl,
		      const unsigned char *in, int inl);
int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);

int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
		    const unsigned char *key, const unsigned char *iv);
int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
		       ENGINE *impl, const unsigned char *key,
		       const unsigned char *iv);
int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl,
		      const unsigned char *in, int inl);
int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);

int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
		   const unsigned char *key, const unsigned char *iv, int enc);
int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
		      ENGINE *impl, const unsigned char *key,
		      const unsigned char *iv, int enc);
int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl,
		     const unsigned char *in, int inl);
int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);

int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
		  EVP_PKEY *pkey);

int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
		    unsigned int siglen, EVP_PKEY *pkey);

int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
		 const unsigned char *ek, int ekl, const unsigned char *iv,
		 EVP_PKEY *priv);
int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);

int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
		 unsigned char **ek, int *ekl, unsigned char *iv,
		 EVP_PKEY **pubk, int npubk);
int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);

void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
		      const unsigned char *in, int inl);
void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);

void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
		     const unsigned char *in, int inl);
int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);

void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *a);
int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);

#ifndef OPENSSL_NO_BIO
BIO_METHOD *BIO_f_md(void);
BIO_METHOD *BIO_f_base64(void);
BIO_METHOD *BIO_f_cipher(void);
BIO_METHOD *BIO_f_reliable(void);
void BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
		    const unsigned char *i, int enc);
#endif

const EVP_MD *EVP_md_null(void);
#ifndef OPENSSL_NO_MD2
const EVP_MD *EVP_md2(void);
#endif
#ifndef OPENSSL_NO_MD4
const EVP_MD *EVP_md4(void);
#endif
#ifndef OPENSSL_NO_MD5
const EVP_MD *EVP_md5(void);
#endif
#ifndef OPENSSL_NO_SHA
const EVP_MD *EVP_sha(void);
const EVP_MD *EVP_sha1(void);
const EVP_MD *EVP_dss(void);
const EVP_MD *EVP_dss1(void);
const EVP_MD *EVP_ecdsa(void);
#endif
#ifndef OPENSSL_NO_SHA256
const EVP_MD *EVP_sha224(void);
const EVP_MD *EVP_sha256(void);
#endif
#ifndef OPENSSL_NO_SHA512
const EVP_MD *EVP_sha384(void);
const EVP_MD *EVP_sha512(void);
#endif
#ifndef OPENSSL_NO_MDC2
const EVP_MD *EVP_mdc2(void);
#endif
#ifndef OPENSSL_NO_RIPEMD
const EVP_MD *EVP_ripemd160(void);
#endif
const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
#ifndef OPENSSL_NO_DES
const EVP_CIPHER *EVP_des_ecb(void);
const EVP_CIPHER *EVP_des_ede(void);
const EVP_CIPHER *EVP_des_ede3(void);
const EVP_CIPHER *EVP_des_ede_ecb(void);
const EVP_CIPHER *EVP_des_ede3_ecb(void);
const EVP_CIPHER *EVP_des_cfb64(void);
#define EVP_des_cfb EVP_des_cfb64
const EVP_CIPHER *EVP_des_cfb1(void);
const EVP_CIPHER *EVP_des_cfb8(void);
const EVP_CIPHER *EVP_des_ede_cfb64(void);
#define EVP_des_ede_cfb EVP_des_ede_cfb64
#if 0
const EVP_CIPHER *EVP_des_ede_cfb1(void);
const EVP_CIPHER *EVP_des_ede_cfb8(void);
#endif
const EVP_CIPHER *EVP_des_ede3_cfb64(void);
#define EVP_des_ede3_cfb EVP_des_ede3_cfb64
const EVP_CIPHER *EVP_des_ede3_cfb1(void);
const EVP_CIPHER *EVP_des_ede3_cfb8(void);
const EVP_CIPHER *EVP_des_ofb(void);
const EVP_CIPHER *EVP_des_ede_ofb(void);
const EVP_CIPHER *EVP_des_ede3_ofb(void);
const EVP_CIPHER *EVP_des_cbc(void);
const EVP_CIPHER *EVP_des_ede_cbc(void);
const EVP_CIPHER *EVP_des_ede3_cbc(void);
const EVP_CIPHER *EVP_desx_cbc(void);
/* This should now be supported through the dev_crypto ENGINE. But also, why are
 * rc4 and md5 declarations made here inside a "NO_DES" precompiler branch? */
#if 0
#ifdef OPENSSL_OPENBSD_DEV_CRYPTO
const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
const EVP_CIPHER *EVP_dev_crypto_rc4(void);
const EVP_MD *EVP_dev_crypto_md5(void);
#endif
#endif
#endif
#ifndef OPENSSL_NO_RC4
const EVP_CIPHER *EVP_rc4(void);
const EVP_CIPHER *EVP_rc4_40(void);
#endif
#ifndef OPENSSL_NO_IDEA
const EVP_CIPHER *EVP_idea_ecb(void);
const EVP_CIPHER *EVP_idea_cfb64(void);
#define EVP_idea_cfb EVP_idea_cfb64
const EVP_CIPHER *EVP_idea_ofb(void);
const EVP_CIPHER *EVP_idea_cbc(void);
#endif
#ifndef OPENSSL_NO_RC2
const EVP_CIPHER *EVP_rc2_ecb(void);
const EVP_CIPHER *EVP_rc2_cbc(void);
const EVP_CIPHER *EVP_rc2_40_cbc(void);
const EVP_CIPHER *EVP_rc2_64_cbc(void);
const EVP_CIPHER *EVP_rc2_cfb64(void);
#define EVP_rc2_cfb EVP_rc2_cfb64
const EVP_CIPHER *EVP_rc2_ofb(void);
#endif
#ifndef OPENSSL_NO_BF
const EVP_CIPHER *EVP_bf_ecb(void);
const EVP_CIPHER *EVP_bf_cbc(void);
const EVP_CIPHER *EVP_bf_cfb64(void);
#define EVP_bf_cfb EVP_bf_cfb64
const EVP_CIPHER *EVP_bf_ofb(void);
#endif
#ifndef OPENSSL_NO_CAST
const EVP_CIPHER *EVP_cast5_ecb(void);
const EVP_CIPHER *EVP_cast5_cbc(void);
const EVP_CIPHER *EVP_cast5_cfb64(void);
#define EVP_cast5_cfb EVP_cast5_cfb64
const EVP_CIPHER *EVP_cast5_ofb(void);
#endif
#ifndef OPENSSL_NO_RC5
const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
#define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
#endif
#ifndef OPENSSL_NO_AES
const EVP_CIPHER *EVP_aes_128_ecb(void);
const EVP_CIPHER *EVP_aes_128_cbc(void);
const EVP_CIPHER *EVP_aes_128_cfb1(void);
const EVP_CIPHER *EVP_aes_128_cfb8(void);
const EVP_CIPHER *EVP_aes_128_cfb128(void);
#define EVP_aes_128_cfb EVP_aes_128_cfb128
const EVP_CIPHER *EVP_aes_128_ofb(void);
#if 0
const EVP_CIPHER *EVP_aes_128_ctr(void);
#endif
const EVP_CIPHER *EVP_aes_192_ecb(void);
const EVP_CIPHER *EVP_aes_192_cbc(void);
const EVP_CIPHER *EVP_aes_192_cfb1(void);
const EVP_CIPHER *EVP_aes_192_cfb8(void);
const EVP_CIPHER *EVP_aes_192_cfb128(void);
#define EVP_aes_192_cfb EVP_aes_192_cfb128
const EVP_CIPHER *EVP_aes_192_ofb(void);
#if 0
const EVP_CIPHER *EVP_aes_192_ctr(void);
#endif
const EVP_CIPHER *EVP_aes_256_ecb(void);
const EVP_CIPHER *EVP_aes_256_cbc(void);
const EVP_CIPHER *EVP_aes_256_cfb1(void);
const EVP_CIPHER *EVP_aes_256_cfb8(void);
const EVP_CIPHER *EVP_aes_256_cfb128(void);
#define EVP_aes_256_cfb EVP_aes_256_cfb128
const EVP_CIPHER *EVP_aes_256_ofb(void);
#if 0
const EVP_CIPHER *EVP_aes_256_ctr(void);
#endif
#endif
#ifndef OPENSSL_NO_CAMELLIA
const EVP_CIPHER *EVP_camellia_128_ecb(void);
const EVP_CIPHER *EVP_camellia_128_cbc(void);
const EVP_CIPHER *EVP_camellia_128_cfb1(void);
const EVP_CIPHER *EVP_camellia_128_cfb8(void);
const EVP_CIPHER *EVP_camellia_128_cfb128(void);
#define EVP_camellia_128_cfb EVP_camellia_128_cfb128
const EVP_CIPHER *EVP_camellia_128_ofb(void);
const EVP_CIPHER *EVP_camellia_192_ecb(void);
const EVP_CIPHER *EVP_camellia_192_cbc(void);
const EVP_CIPHER *EVP_camellia_192_cfb1(void);
const EVP_CIPHER *EVP_camellia_192_cfb8(void);
const EVP_CIPHER *EVP_camellia_192_cfb128(void);
#define EVP_camellia_192_cfb EVP_camellia_192_cfb128
const EVP_CIPHER *EVP_camellia_192_ofb(void);
const EVP_CIPHER *EVP_camellia_256_ecb(void);
const EVP_CIPHER *EVP_camellia_256_cbc(void);
const EVP_CIPHER *EVP_camellia_256_cfb1(void);
const EVP_CIPHER *EVP_camellia_256_cfb8(void);
const EVP_CIPHER *EVP_camellia_256_cfb128(void);
#define EVP_camellia_256_cfb EVP_camellia_256_cfb128
const EVP_CIPHER *EVP_camellia_256_ofb(void);
#endif

#ifndef OPENSSL_NO_SEED
const EVP_CIPHER *EVP_seed_ecb(void);
const EVP_CIPHER *EVP_seed_cbc(void);
const EVP_CIPHER *EVP_seed_cfb128(void);
#define EVP_seed_cfb EVP_seed_cfb128
const EVP_CIPHER *EVP_seed_ofb(void);
#endif

void OPENSSL_add_all_algorithms_noconf(void);
void OPENSSL_add_all_algorithms_conf(void);

#ifdef OPENSSL_LOAD_CONF
#define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
#else
#define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
#endif

void OpenSSL_add_all_ciphers(void);
void OpenSSL_add_all_digests(void);
#define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
#define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
#define SSLeay_add_all_digests() OpenSSL_add_all_digests()

int EVP_add_cipher(const EVP_CIPHER *cipher);
int EVP_add_digest(const EVP_MD *digest);

const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
const EVP_MD *EVP_get_digestbyname(const char *name);
void EVP_cleanup(void);

int EVP_PKEY_decrypt(unsigned char *dec_key, const unsigned char *enc_key,
		     int enc_key_len, EVP_PKEY *private_key);
int EVP_PKEY_encrypt(unsigned char *enc_key, const unsigned char *key,
		     int key_len, EVP_PKEY *pub_key);
int EVP_PKEY_type(int type);
int EVP_PKEY_bits(EVP_PKEY *pkey);
int EVP_PKEY_size(EVP_PKEY *pkey);
int EVP_PKEY_assign(EVP_PKEY *pkey, int type, char *key);

#ifndef OPENSSL_NO_RSA
struct rsa_st;
int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
#endif
#ifndef OPENSSL_NO_DSA
struct dsa_st;
int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
#endif
#ifndef OPENSSL_NO_DH
struct dh_st;
int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
#endif
#ifndef OPENSSL_NO_EC
struct ec_key_st;
int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
#endif

EVP_PKEY *EVP_PKEY_new(void);
void EVP_PKEY_free(EVP_PKEY *pkey);

EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
			long length);
int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);

EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
			 long length);
EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
			     long length);
int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);

int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);

int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);

int EVP_CIPHER_type(const EVP_CIPHER *ctx);

/* calls methods */
int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);

/* These are used by EVP_CIPHER methods */
int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);

/* PKCS5 password based encryption */
int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
		       ASN1_TYPE *param, const EVP_CIPHER *cipher,
		       const EVP_MD *md, int en_de);
int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
			   const unsigned char *salt, int saltlen, int iter,
			   int keylen, unsigned char *out);
int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
			  ASN1_TYPE *param, const EVP_CIPHER *cipher,
			  const EVP_MD *md, int en_de);

void PKCS5_PBE_add(void);

int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
		       ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
		    EVP_PBE_KEYGEN *keygen);
void EVP_PBE_cleanup(void);

#ifdef OPENSSL_FIPS
#ifndef OPENSSL_NO_ENGINE
void int_EVP_MD_set_engine_callbacks(
	int (*eng_md_init)(ENGINE *impl), int (*eng_md_fin)(ENGINE *impl),
	int (*eng_md_evp)(EVP_MD_CTX *ctx, const EVP_MD **ptype, ENGINE *impl));
void int_EVP_MD_init_engine_callbacks(void);
void int_EVP_CIPHER_set_engine_callbacks(
	int (*eng_ciph_fin)(ENGINE *impl),
	int (*eng_ciph_evp)(EVP_CIPHER_CTX *ctx, const EVP_CIPHER **pciph,
			    ENGINE *impl));
void int_EVP_CIPHER_init_engine_callbacks(void);
#endif
#endif

void EVP_add_alg_module(void);

/* BEGIN ERROR CODES */
/* The following lines are auto generated by the script mkerr.pl. Any changes
 * made after this point may be overwritten when the script is next run.
 */
void ERR_load_EVP_strings(void);

/* Error codes for the EVP functions. */

/* Function codes. */
#define EVP_F_AES_INIT_KEY 133
#define EVP_F_ALG_MODULE_INIT 138
#define EVP_F_CAMELLIA_INIT_KEY 159
#define EVP_F_D2I_PKEY 100
#define EVP_F_DO_EVP_ENC_ENGINE 140
#define EVP_F_DO_EVP_ENC_ENGINE_FULL 141
#define EVP_F_DO_EVP_MD_ENGINE 139
#define EVP_F_DO_EVP_MD_ENGINE_FULL 142
#define EVP_F_DSAPKEY2PKCS8 134
#define EVP_F_DSA_PKEY2PKCS8 135
#define EVP_F_ECDSA_PKEY2PKCS8 129
#define EVP_F_ECKEY_PKEY2PKCS8 132
#define EVP_F_EVP_CIPHERINIT 137
#define EVP_F_EVP_CIPHERINIT_EX 123
#define EVP_F_EVP_CIPHER_CTX_CTRL 124
#define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
#define EVP_F_EVP_DECRYPTFINAL_EX 101
#define EVP_F_EVP_DIGESTINIT 136
#define EVP_F_EVP_DIGESTINIT_EX 128
#define EVP_F_EVP_ENCRYPTFINAL_EX 127
#define EVP_F_EVP_MD_CTX_COPY_EX 110
#define EVP_F_EVP_OPENINIT 102
#define EVP_F_EVP_PBE_ALG_ADD 115
#define EVP_F_EVP_PBE_CIPHERINIT 116
#define EVP_F_EVP_PKCS82PKEY 111
#define EVP_F_EVP_PKEY2PKCS8_BROKEN 113
#define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
#define EVP_F_EVP_PKEY_DECRYPT 104
#define EVP_F_EVP_PKEY_ENCRYPT 105
#define EVP_F_EVP_PKEY_GET1_DH 119
#define EVP_F_EVP_PKEY_GET1_DSA 120
#define EVP_F_EVP_PKEY_GET1_ECDSA 130
#define EVP_F_EVP_PKEY_GET1_EC_KEY 131
#define EVP_F_EVP_PKEY_GET1_RSA 121
#define EVP_F_EVP_PKEY_NEW 106
#define EVP_F_EVP_RIJNDAEL 126
#define EVP_F_EVP_SIGNFINAL 107
#define EVP_F_EVP_VERIFYFINAL 108
#define EVP_F_PKCS5_PBE_KEYIVGEN 117
#define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
#define EVP_F_PKCS8_SET_BROKEN 112
#define EVP_F_RC2_MAGIC_TO_METH 109
#define EVP_F_RC5_CTRL 125

/* Reason codes. */
#define EVP_R_AES_KEY_SETUP_FAILED 143
#define EVP_R_ASN1_LIB 140
#define EVP_R_BAD_BLOCK_LENGTH 136
#define EVP_R_BAD_DECRYPT 100
#define EVP_R_BAD_KEY_LENGTH 137
#define EVP_R_BN_DECODE_ERROR 112
#define EVP_R_BN_PUBKEY_ERROR 113
#define EVP_R_CAMELLIA_KEY_SETUP_FAILED 157
#define EVP_R_CIPHER_PARAMETER_ERROR 122
#define EVP_R_CTRL_NOT_IMPLEMENTED 132
#define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED 133
#define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH 138
#define EVP_R_DECODE_ERROR 114
#define EVP_R_DIFFERENT_KEY_TYPES 101
#define EVP_R_DISABLED_FOR_FIPS 144
#define EVP_R_ENCODE_ERROR 115
#define EVP_R_ERROR_LOADING_SECTION 145
#define EVP_R_ERROR_SETTING_FIPS_MODE 146
#define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
#define EVP_R_EXPECTING_AN_RSA_KEY 127
#define EVP_R_EXPECTING_A_DH_KEY 128
#define EVP_R_EXPECTING_A_DSA_KEY 129
#define EVP_R_EXPECTING_A_ECDSA_KEY 141
#define EVP_R_EXPECTING_A_EC_KEY 142
#define EVP_R_FIPS_MODE_NOT_SUPPORTED 147
#define EVP_R_INITIALIZATION_ERROR 134
#define EVP_R_INPUT_NOT_INITIALIZED 111
#define EVP_R_INVALID_FIPS_MODE 148
#define EVP_R_INVALID_KEY_LENGTH 130
#define EVP_R_IV_TOO_LARGE 102
#define EVP_R_KEYGEN_FAILURE 120
#define EVP_R_MISSING_PARAMETERS 103
#define EVP_R_NO_CIPHER_SET 131
#define EVP_R_NO_DIGEST_SET 139
#define EVP_R_NO_DSA_PARAMETERS 116
#define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
#define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
#define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
#define EVP_R_PUBLIC_KEY_NOT_RSA 106
#define EVP_R_UNKNOWN_OPTION 149
#define EVP_R_UNKNOWN_PBE_ALGORITHM 121
#define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS 135
#define EVP_R_UNSUPPORTED_CIPHER 107
#define EVP_R_UNSUPPORTED_KEYLENGTH 123
#define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
#define EVP_R_UNSUPPORTED_KEY_SIZE 108
#define EVP_R_UNSUPPORTED_PRF 125
#define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
#define EVP_R_UNSUPPORTED_SALT_TYPE 126
#define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
#define EVP_R_WRONG_PUBLIC_KEY_TYPE 110
#define EVP_R_SEED_KEY_SETUP_FAILED 162

#ifdef __cplusplus
}
#endif
#endif
